| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2025-01-01 | 阴 | 5°/0° | 0.0 mm |
| 2025-01-02 | 阴 | 5°/-1° | 0.0 mm |
| 2025-01-03 | 阴 | 2°/-1° | 0.0 mm |
| 2025-01-04 | 阴 | 0°/-7° | 0.0 mm |
| 2025-01-05 | 大雪 | 0°/-4° | 36.4 mm |
| 2025-01-06 | 中雪 | 0°/-4° | 4.0 mm |
| 2025-01-07 | 小毛毛雨 | -3°/-6° | 0.1 mm |
| 2025-01-08 | 阴 | -4°/-10° | 0.0 mm |
| 2025-01-09 | 雾 | -3°/-12° | 0.0 mm |
| 2025-01-10 | 中雪 | -1°/-11° | 5.2 mm |
| 2025-01-11 | 阴 | 0°/-3° | 0.0 mm |
| 2025-01-12 | 阴 | 3°/-6° | 0.0 mm |
| 2025-01-13 | 阴 | 1°/-5° | 0.0 mm |
| 2025-01-14 | 雾 | 1°/-11° | 0.0 mm |
| 2025-01-15 | 雾 | -3°/-13° | 0.0 mm |
| 2025-01-16 | 阴 | 5°/-7° | 0.0 mm |
| 2025-01-17 | 阴 | 10°/-3° | 0.0 mm |
| 2025-01-18 | 小雨 | 8°/0° | 2.9 mm |
| 2025-01-19 | 中雪 | 0°/-11° | 1.2 mm |
| 2025-01-20 | 阴 | -9°/-16° | 0.0 mm |
| 2025-01-21 | 阴 | -7°/-15° | 0.0 mm |
| 2025-01-22 | 雾 | -3°/-18° | 0.0 mm |
| 2025-01-23 | 阴 | 2°/-9° | 0.0 mm |
| 2025-01-24 | 阴 | -1°/-9° | 0.0 mm |
| 2025-01-25 | 多云 | 7°/-7° | 0.0 mm |
| 2025-01-26 | 阴 | 6°/0° | 0.0 mm |
| 2025-01-27 | 阴 | 5°/-5° | 0.0 mm |
| 2025-01-28 | 晴间多云 | 9°/0° | 0.0 mm |
| 2025-01-29 | 晴天 | 12°/2° | 0.0 mm |
| 2025-01-30 | 中雨 | 10°/-3° | 23.8 mm |
| 2025-01-31 | 大雨 | 15°/7° | 19.8 mm |
2025年01月华盛顿共记录 31 天，平均最高 2℃、最低 -6℃，降水日 8 天。